Home / 1,875,209.42-2,587,801.43-1,015,769.68

Finding the Fourth Proportional to 1,875,209.42, 2,587,801.43 and 1,015,769.68

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Solution

The fourth proportional to 1,875,209.42, 2,587,801.43 and 1,015,769.68 is: 1,401,768.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875,209.42 : 2,587,801.43 = 1,015,769.68 : x
  2. Step 2: Convert to fraction form
    1,875,209.42/2,587,801.43 = 1,015,769.68/x
  3. Step 3: Cross multiply
    1,875,209.42x = 2,587,801.43 × 1,015,769.68
  4. Step 4: Simplify right side
    1,875,209.42x = 2,628,610,220,810.86
  5. Step 5: Solve for x
    x = 2,628,610,220,810.86/1,875,209.42
  6. Step 6: Final answer
    x = 1,401,768.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.